Electrolyte and Machining Parameters Optimization of Wire Electrochemical Cutting of Aluminum/Titanium Diboride Composite

  • K. Rajkumar*
  • , M. Rajesh
  • , K. Ramraji
  • , P. Sabarinathan
  • , A. Gnanavelbabu
  • *Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Scopus citations

Abstract

A hard to machining characteristics of ceramic reinforced aluminum composite requires unconventional machining methods. Wire electrochemical machining (WECM) is one of the superior machining processes that produced a smoother and brighter surface with complex profile. In this investigation, optimization of process parameters is mainly focused for slit profile cutting on the aluminum 6061/TiB2 composite by a WECM method. Liquid metallurgy route is employed to fabricate the composite with varied TiB2 weight percentages (5 and 15%). The parameters of wire electrochemical cutting process are applied voltage (10–14 V), electrolyte flow rate (2–8 l/min), and electrolyte concentration (12–18%). These were optimized for achieving optimal material removal rate and surface roughness. The optimization of process parameters was carried out based on the response surface methodology. Electrolyte flow rate significantly increases MRR, surface roughness, and slit width. When considering the optimal MRR and slit width condition, the experiment results reveal a better surface finish at low-level electrolyte concentration. Inter-electrode voltage increases the strength of electrochemical ionization resulting in higher MRR, and on the other hand, it is considerably affected surface roughness.

Original languageEnglish
Title of host publicationTrends in Manufacturing and Engineering Management - Select Proceedings of ICMechD 2019
EditorsS. Vijayan, Nachiappan Subramanian, K. Sankaranarayanasamy
PublisherSpringer
Pages39-50
Number of pages12
ISBN (Print)9789811547447
DOIs
StatePublished - 2021
Externally publishedYes
Event2nd International Conference on Mechanical Engineering Design, ICMechD 2019 - Chennai, India
Duration: 25 Apr 201926 Apr 2019

Publication series

NameLecture Notes in Mechanical Engineering
ISSN (Print)2195-4356
ISSN (Electronic)2195-4364

Conference

Conference2nd International Conference on Mechanical Engineering Design, ICMechD 2019
Country/TerritoryIndia
CityChennai
Period25/04/1926/04/19

Bibliographical note

Publisher Copyright:
© 2021, Springer Nature Singapore Pte Ltd.

Keywords

  • Composite machining
  • Electrolyte
  • Surface roughness
  • TiB
  • Wire electrochemical machining

ASJC Scopus subject areas

  • Automotive Engineering
  • Aerospace Engineering
  • Mechanical Engineering
  • Fluid Flow and Transfer Processes

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